SARS-CoV-2 Variants and Age-Dependent Infection Rates among Household and Nonhousehold Contacts

To determine the effects of age and variants of concern on transmission of SARS-CoV-2, we analyzed infection rates among close contacts over 4 periods in Toyama Prefecture, Japan. Among household contacts, odds of infection were 6.2 times higher during the period of the Omicron variant than during p...

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Detalles Bibliográficos
Autores principales: Miyahara, Reiko, Tamura, Kosuke, Kato, Tomoko, Nakazaki, Mineko, Otani, Kanako, Ko, Yura K., Kamigaki, Taro, Arima, Yuzo, Tani, Hideki, Oishi, Kazunori, Suzuki, Motoi
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Centers for Disease Control and Prevention 2023
Materias:
Dispatch
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10370865/
https://www.ncbi.nlm.nih.gov/pubmed/37343546
http://dx.doi.org/10.3201/eid2908.221582
Descripción
Sumario:To determine the effects of age and variants of concern on transmission of SARS-CoV-2, we analyzed infection rates among close contacts over 4 periods in Toyama Prefecture, Japan. Among household contacts, odds of infection were 6.2 times higher during the period of the Omicron variant than during previous periods, particularly among children and adolescents.

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